Disney’s realization that there’s value in making shows (officially) available online the day after broadcast? Jeff Jarvis thinks it a “Ka-Bloom!” For me, the sound is more the “pop” of the light bulb coming on over someone’s head. While it does strike me as a step forward for broadband-consuming content, in as much as it broadens the offerings, I don’t think it at all represents a threat to “other media — newspapers, magazines, and even online companies[.]”
Not to say that Jeff is missing everything. But he buries the real explosion in the sixth paragraph –

And that leads to the real danger to media competitors: Ad Age reported last week that the ad industry is “ousting broadcast TV as its central organizing principle.” That is seismic.